Product Tables

Richardson Gratings offers thousands of standard ruled and holographic gratings, in a wide variety of sizes, groove spacings and blaze angles, coating and substrate materials. We also have broad customization capability to make ruled and holographic gratings that meet unique requirements.

See the tables below for a listing of our standard gratings, or contact us to discuss your unique requirements.

Standard Gratings
By Type
Plane Gratings
T1: Plane Holographic Reflection Gratings
T2: Plane Ruled Reflection Gratings
T3: Echelle Gratings
T4: Plane Transmission Gratings


Concave Gratings
T6: Concave Holographic Reflection Gratings for Flat-Field Spectrographs
T7: Concave Holographic Reflection Gratings for Rowland Circle Spectrographs
T8: Concave Holographic Reflection Gratings for Constant-Deviation Monochromators
T9: Concave Ruled Reflection Gratings for Rowland Circle Spectrographs



By Application
A1: UV / Vis Gratings
A2: Fiber Optic Telecommunication Gratings
A3: Dye Laser Tuning Gratings
A4: Molecular Laser Tuning Gratings
A5: Large Astronomical Gratings
A6: Pulse Compression Gratings
 Custom Products

Please contact us to discuss your custom grating specifications.

Holographic master recording system


Ruling engine


Supplemental Information

The Catalog Number System
Types of Diffraction Gratings
Special Requests & Custom Gratings
Grating Specifications
Grating Efficiency
Standard Tolerances
Certification & Warranty
Cleaning Gratings & Surface Defects
Standard Terms & Conditions of Sale
Addendum to Terms & Conditions of Sale – Master Gratings
Credit Application